{"id":146893,"date":"2025-09-22T16:56:13","date_gmt":"2025-09-22T11:26:13","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=146893"},"modified":"2025-09-22T16:56:13","modified_gmt":"2025-09-22T11:26:13","slug":"quick-sort-in-dsa-cpp","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/quick-sort-in-dsa-cpp\/","title":{"rendered":"Quick Sort in DSA C++"},"content":{"rendered":"<h3>Program 1<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">\/\/ Program for Quick Sort   \r\n#include&lt;stdio.h&gt;\r\n#include&lt;conio.h&gt;\r\n#include&lt;iostream&gt;\r\n#define clrscr() system(\"cls\")\r\nusing namespace std;\r\nvoid quick_sort(int ar[],int l ,int h);  \r\nint main()\r\n{\r\n    clrscr();\r\n    int ar[500],n,low,high;\r\n    int i;\r\n    xyz:cout&lt;&lt;\"\\nEnter the limit\";\r\n    cin&gt;&gt;n;\r\n    if(n&gt;500)\r\n   { \r\n     cout&lt;&lt;\"\\n Invalid limit pls enter again\";\r\n     goto xyz;\r\n   }\r\n   else\r\n   {\r\n       \r\n       cout&lt;&lt;\"\\n Enter the elements\";\r\n       for(i=0;i&lt;n;i++)\r\n        cin&gt;&gt;ar[i];\r\n        low=0;\r\n        high=n-1;\r\n        quick_sort(ar,low,high);   \/\/ low=0 high=9\r\n        cout&lt;&lt;\"\\n Sorted  elements: \\n\";\r\n        for(i=0;i&lt;n;i++)\r\n         cout&lt;&lt;ar[i]&lt;&lt;\"\\n\";\r\n   }\r\n  return 0;\r\n}\r\nvoid quick_sort(int ar[],int l ,int h)   \/\/ l=0   h=9\r\n{\r\n       int low,high,key,temp;   \r\n       low=l;         \/\/low=0\r\n       high=h;      \/\/high=9\r\n       key=ar[(low+high)\/2];   \/\/pivot\r\n       do\r\n       {\r\n          while(key&gt;ar[low])\r\n          {\r\n               low++;\r\n          }\r\n         while(key&lt;ar[high])\r\n         {\r\n             high--;\r\n         } \r\n         if(low&lt;=high)\r\n         {\r\n              temp=ar[low];\r\n              ar[low++]=ar[high];\r\n              ar[high--]=temp;\r\n         }\r\n       }while(low&lt;=high);\r\n       if(l&lt;high)\r\n        quick_sort(ar,l,high);\r\n        if(low&lt;=h)\r\n        quick_sort(ar,low,h);\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Program 1 \/\/ Program for Quick Sort #include&lt;stdio.h&gt; #include&lt;conio.h&gt; #include&lt;iostream&gt; #define clrscr() system(&#8220;cls&#8221;) using namespace std; void quick_sort(int ar[],int l ,int h); int main() { clrscr(); int ar[500],n,low,high; int i; xyz:cout&lt;&lt;&#8220;\\nEnter the limit&#8221;; cin&gt;&gt;n;&#46;&#46;&#46;<\/p>\n","protected":false},"author":581,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31449],"tags":[32874,32869,32870,32882,35344,35345,35346,32881],"class_list":["post-146893","post","type-post","status-publish","format-standard","hentry","category-dsa-cpp-tutorials","tag-dsa-c","tag-dsa-c-practical","tag-dsa-c-program","tag-dsa-c-program-on-quick-sort","tag-dsa-c-quick-sort","tag-quick-sort-algorithm","tag-quick-sort-in-c","tag-quick-sort-in-dsa-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quick Sort in DSA C++ - DataFlair<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/data-flair.training\/blogs\/quick-sort-in-dsa-cpp\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Quick Sort in DSA C++ - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 \/\/ Program for Quick Sort #include&lt;stdio.h&gt; #include&lt;conio.h&gt; #include&lt;iostream&gt; #define clrscr() system(&quot;cls&quot;) using namespace std; void quick_sort(int ar[],int l ,int h); int main() { clrscr(); int ar[500],n,low,high; int i; xyz:cout&lt;&lt;&quot;nEnter the limit&quot;; cin&gt;&gt;n;&#046;&#046;&#046;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/quick-sort-in-dsa-cpp\/\" \/>\n<meta property=\"og:site_name\" content=\"DataFlair\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/DataFlairWS\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-22T11:26:13+00:00\" \/>\n<meta name=\"author\" content=\"DataFlair Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:site\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"DataFlair Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Quick Sort in DSA C++ - DataFlair","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/data-flair.training\/blogs\/quick-sort-in-dsa-cpp\/","og_locale":"en_US","og_type":"article","og_title":"Quick Sort in DSA C++ - DataFlair","og_description":"Program 1 \/\/ Program for Quick Sort #include&lt;stdio.h&gt; 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